Question

How do you simplify square root of 169 - square root of 50 - the square root of 8?

Answer 1

It can be written as: `13-7sqrt(2)`

Explanation:

`sqrt(169)=13`

`sqrt(50)=sqrt(25*2)=5sqrt(2)`

`sqrt(8)=sqrt(4*2)=2sqrt(2)`

So you get:

`sqrt(169)-sqrt(50)-sqrt(8)=13-5sqrt(2)-2sqrt(2)=13-7sqrt(2)`